CN108662742B - Filter screen lifting structure and air purifier comprising same - Google Patents
Filter screen lifting structure and air purifier comprising same Download PDFInfo
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- CN108662742B CN108662742B CN201810661472.XA CN201810661472A CN108662742B CN 108662742 B CN108662742 B CN 108662742B CN 201810661472 A CN201810661472 A CN 201810661472A CN 108662742 B CN108662742 B CN 108662742B
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- lifting
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- 230000007246 mechanism Effects 0.000 claims abstract description 20
- 230000009471 action Effects 0.000 claims abstract description 8
- 238000009434 installation Methods 0.000 claims description 14
- 238000004891 communication Methods 0.000 claims description 10
- 230000032683 aging Effects 0.000 abstract description 2
- 230000001174 ascending effect Effects 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 210000003811 finger Anatomy 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/28—Arrangement or mounting of filters
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
- F24F8/108—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering using dry filter elements
Abstract
The invention discloses a filter screen lifting structure and an air purifier comprising the same. The filter screen lifting structure comprises a base, a lifting disk and a driving mechanism, wherein the lifting disk and the driving mechanism are movably arranged on the base, the driving mechanism comprises a cam structure and a push-pull piece, the push-pull piece can control the cam structure to rotate through pushing or pulling actions, and the cam structure drives the lifting disk to lift through rotation. According to the filter screen lifting structure provided by the invention, the pulling piece drives the cam structure to rotate through the push-pull action, so that the lifting disk is driven to lift, and the lifting operation of the lifting disk is controlled to be simplified. In addition, the lifting disc is driven to lift through the cam structure, so that the reliability of the driving structure is improved, and the problem of aging failure is avoided.
Description
Technical Field
The invention relates to the technical field related to purifiers, in particular to a filter screen lifting structure and an air purifier comprising the same.
Background
For a filtering type air purifier, the tightness between a filter screen and related parts is a key factor affecting the performance of the whole machine. The air purifier using the cylindrical filter screen is generally designed with a lifting disk structure, so that the filter screen opening part on the lifting disk can be sealed and attached with the air inlet of the fan when the lifting disk is lifted, and air entering the purifier can enter the fan through the filter screen, thereby ensuring the performance of the whole machine.
But at present this structure has the following drawbacks: 1. some lifting discs are of spring structures at the bottoms, the air tightness of the filter screen is guaranteed by extruding the filter screen through the elasticity of a spring, and the reliable fit between the filter screen and an air inlet piece cannot be guaranteed after the elasticity of the spring is attenuated after the lifting discs are used for a long time; 2. some lifting discs are of rotary structures, but in order to ensure the normal installation of a filter screen, a handle is generally sunken on a base, and when the lifting disc is used, the handle is required to be pinched by a thumb and an index finger to rotate or slide left and right, so that the lifting disc is very inconvenient to operate; 3. the structure of the existing lifting disc is generally complex.
Disclosure of Invention
In view of the above, it is an object of the present invention to provide a filter screen lifting structure capable of lifting by a simple push-pull action and an air purifier including the same.
In a first aspect, a filter screen lifting structure is provided, comprising a base, a lifting disk and a driving mechanism, wherein the lifting disk and the driving mechanism are movably arranged on the base,
the driving mechanism comprises a cam structure and a push-pull piece, the push-pull piece can control the cam structure to rotate through pushing or pulling actions, and the cam structure drives the lifting disc to lift through rotation.
Preferably, the cam structure includes a cam provided with one or more, a connection shaft connected to a rotation center of the cam as a rotation shaft of the cam, and a connection rod connected to the cam in parallel with the connection shaft.
Preferably, a plurality of cams are provided, and the connecting shaft and the connecting rod are provided between two adjacent cams.
Preferably, the base is provided with a mounting groove, a mounting bracket for mounting the cam structure is arranged in the mounting groove, and the connecting shaft is rotatably mounted on the mounting bracket.
Preferably, the push-pull member is in a long structure, a first end of the push-pull member is provided with a third connecting portion for connecting with the cam structure, and a second end of the push-pull member is provided with an operating portion through which pushing force or pulling force is applied.
Preferably, the base is provided with a communication hole, and the push-pull member can pass through the communication hole to enable the first end of the push-pull member to be positioned in the mounting groove, and the second end of the push-pull member is positioned outside the mounting groove.
Preferably, the push-pull member has a plate structure, and the plate structure is provided with a guide hole, and the guide hole cooperates with the guide structure on the base to guide the movement of the push-pull member.
Preferably, the driving mechanism further comprises a connecting piece, the third connecting portion is connected with the cam structure through the connecting piece, the connecting piece is of a long structure, a first connecting portion and a second connecting portion are respectively arranged at two ends of the connecting piece, the first connecting portion is used for being connected with the connecting rod, and the second connecting portion is used for being connected with the third connecting portion.
Preferably, the lifting disc is installed in the mounting groove in a lifting manner, the lifting disc comprises a plate-shaped body, the edge of the body is provided with a connecting pin used for being connected with the base, the connecting pin is perpendicular to the body and extends towards the first side of the body, a clamping block is arranged at a part, away from the body, of the connecting pin, and the clamping block is matched with the mounting structure on the base to realize clamping.
Preferably, a mounting hole is formed in a side wall of the mounting groove, the mounting structure comprises the mounting hole formed in the side wall of the mounting groove, and the clamping block can be clamped into the mounting hole and can slide along the mounting hole in the up-down direction.
Preferably, the lifting disc further comprises a side plate, the side plate is arranged between two adjacent connecting pins along the edge of the body, and the side plate is matched with the groove wall of the mounting groove to guide the lifting of the lifting disc; and/or the number of the groups of groups,
the lifting disc further comprises a second guiding part, the second guiding part comprises a cylindrical structure arranged on the body, and the second guiding part is matched with the guiding structure on the base to guide lifting of the lifting disc.
Preferably, a first guiding part is arranged on the bottom wall of the mounting groove, the guiding structure comprises the first guiding part arranged on the bottom wall of the mounting groove, and the first guiding part can be inserted into the second guiding part and can move relative to the second guiding part.
The second aspect provides an air purifier, including the filter screen, still include above-mentioned filter screen elevation structure, filter screen elevation structure is used for driving the filter screen goes up and down.
According to the filter screen lifting structure provided by the invention, the pulling piece drives the cam structure to rotate through the push-pull action, so that the lifting disk is driven to lift, and the lifting operation of the lifting disk is controlled to be simplified. In addition, the lifting disc is driven to lift through the cam structure, so that the reliability of the driving structure is improved, and the problem of aging failure is avoided.
Drawings
The above and other objects, features and advantages of the present invention will become more apparent from the following description of embodiments of the present invention with reference to the accompanying drawings, in which:
FIG. 1 shows a schematic diagram of an explosion structure of a filter screen lifting structure provided by the invention;
FIG. 2 shows a schematic cross-sectional view of a screen lift structure;
FIG. 3 shows a schematic view of a base structure;
fig. 4 shows a schematic structural view of the lifting disk;
FIG. 5 shows a schematic view of the cam structure;
FIG. 6 shows a schematic structural view of a connector;
fig. 7 shows a schematic structural view of the push-pull member.
Detailed Description
The present invention is described below based on examples, but the present invention is not limited to only these examples. It will be appreciated by those of ordinary skill in the art that the drawings provided herein are for illustrative purposes and that the drawings are not necessarily drawn to scale.
Unless the context clearly requires otherwise, throughout the description and the claims, the words "comprise", "comprising", and the like are to be construed in an inclusive sense as opposed to an exclusive or exhaustive sense; that is, it is the meaning of "including but not limited to".
In the description of the present invention, it should be understood that the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Furthermore, in the description of the present invention, unless otherwise indicated, the meaning of "a plurality" is two or more.
The lifting base provided by the invention is suitable for an air purifier, and the lifting base drives the filter screen to move up and down, so that the filter screen is more convenient to assemble and disassemble, and the tightness of the installation of the filter screen is ensured.
As shown in fig. 1 and 2, the filter screen lifting structure provided by the invention comprises a base 100, a lifting disc 200 and a driving mechanism 300, wherein the lifting disc 200 is movably installed on the base 100, the driving mechanism 300 is arranged between the lifting disc 200 and the base 100, and the driving mechanism 300 can drive the lifting disc 200 to move.
As shown in fig. 3, the base 100 is provided with a mounting groove 110, where the mounting groove 110 is used for mounting the lifting disk 200, preferably, the mounting groove 110 corresponds to the shape of the lifting disk 200, so that the lifting disk 200 can be just placed into the mounting groove 110, and in this embodiment, the mounting groove 110 is a circular groove. The wall surface of the mounting groove 110 is formed with a mounting hole 111, and the mounting hole 111 is used for being mounted in cooperation with the lifting disk 200, and plays a role in limiting the movement of the lifting disk 200. The mounting hole 111 extends a certain distance in a direction perpendicular to the bottom wall of the mounting groove 110 on the side wall of the mounting groove 110, so that the lifting plate 200 can move along the extending direction of the mounting hole 111. Further, the mounting hole 111 is formed at a position where the bottom wall and the side wall of the mounting groove 110 intersect, and simultaneously, holes communicating with each other are formed on the bottom wall and the side wall to facilitate the mounting of the elevating plate 200 (described in detail below). Preferably, the mounting holes 111 are provided in plurality in a distributed manner along the circumferential direction of the mounting groove 100, and further, at least three are provided in order to make the movement and mounting of the lifting disk 200 more reliable. The plurality of mounting holes 111 are preferably uniformly distributed along the circumferential direction of the mounting groove 110.
Preferably, a first guiding portion 112 is further disposed in the mounting groove 110, and the first guiding portion 112 cooperates with a corresponding structure on the lifting disk 200 to guide the movement of the lifting disk 200. The first guide 112 is preferably a cylindrical structure formed on the bottom wall of the installation groove 110, the cylindrical structure being disposed perpendicular to the bottom wall of the installation groove 110, and the length of the cylindrical structure being smaller than the depth of the installation groove 110 so that the lifting disk 200 can be smoothly installed in the installation groove 110.
As shown in fig. 4, in this embodiment, the lifting disk 200 includes a body 210 with a circular plate structure, a connection pin 220 is disposed at an edge of the body 210, the connection pin 220 is disposed perpendicular to the body 210 and extends toward the first side of the body 210, the number and positions of the connection pins 220 correspond to the number and positions of the mounting holes 111 on the mounting groove 110, and the connection pins 220 and the mounting holes 111 cooperate to complete the mounting. The portion of the connecting leg 220 away from the body 210 is provided with a clamping block 221, and the clamping block 221 extends towards the radial outer side of the body 210. When the lifting disk 200 is mounted on the base 100, the clamping blocks 221 on the connecting pins 220 are clamped into the mounting holes 111 and can slide along the extending direction of the mounting holes 111. Preferably, the latch 221 is beveled on a side away from the body 210 so that the latch 221 can be snapped into the mounting hole 110 of the mounting groove 100. Further, in the present embodiment, the mounting hole 111 is formed at a position where the bottom wall and the side wall of the mounting groove 110 intersect, and simultaneously, holes communicating with each other are formed on the bottom wall and the side wall, so that the connection pin 220 can be smoothly inserted into the mounting hole 111, and the bottom wall of the mounting groove 110 does not affect the sliding of the connection pin 220.
The body 210 is further provided with a side plate 230, the side plate 230 is disposed between two adjacent connection pins 220 and is connected to the edge of the body 210, and in the extending direction of the connection pins 220, the length of the side plate 230 is smaller than the length of the connection pins 220. The side plates 230 may be provided to enhance the strength of the body 210, and the side plates 230 may be engaged with the groove walls of the mounting groove 110 to guide the movement of the lifting disk 200 after the lifting disk 200 is mounted. Preferably, the side plate 230 is not provided between at least a pair of adjacent connection pins 220, and the area where the side plate 230 is not provided is opposite to the driving mechanism 300 when the driving mechanism 300 is mounted, so that a mounting space is provided for the driving mechanism 300.
The body 210 is further provided with a second guiding portion 240, the second guiding portion 240 is formed on the first side surface of the body 210, and the second guiding portion 240 cooperates with the first guiding portion 112 in the mounting groove 110 to guide the movement of the lifting disk 200. Preferably, the second guiding part 240 has a cylindrical structure, the first guiding part 112 may be inserted into the second guiding part 240, and during the movement of the lifting disk 200, the first guiding part 112 and the second guiding part 240 may move relatively to guide the movement of the lifting disk 200.
As shown in fig. 1, the driving mechanism 300 is disposed on the base 100, the driving mechanism 300 includes a cam structure 310, a connecting member 320, and a push-pull member 330, the connecting member 320 connects the cam structure 310 and the push-pull member 330, the cam structure 310 can be driven to rotate by providing a pulling force or a pushing force to the push-pull member 330, and the rotation of the cam structure 310 can drive the lifting disk 200 to move.
As shown in fig. 5, the cam structure 310 includes a cam 311, a connection shaft 312, and a connection rod 313, the cam 311 is provided with one or more, in this embodiment, two cams 311 are provided, and rotation centers of the two cams 311 are respectively connected to both ends of the connection shaft 312. And, the connection shaft 312 is rotatably connected to the base 100 such that the two cams 311 can be rotated synchronously about the connection shaft 312. The connection rods 313 are disposed in parallel with the connection shafts 312, both ends of the connection rods 313 are connected to the two cams 311, the connection rods 313 are connected to edge positions of the cams 311, and preferably, a distance between the connection rods 313 and the connection shafts 312 is greater than a base radius of the cams 311. The connection member 320 is connected to the connection rod 313 and rotates the cam 311 by moving the connection rod 313, and since a distance between the connection rod 313 and the connection shaft 312 is greater than a base radius of the cam 311, the cam 311 can be rotated by a greater angle.
As shown in fig. 3, a mounting bracket 120 is further disposed on the base 100, and the mounting bracket 120 is used for mounting the cam structure 310. The mounting bracket 120 is disposed in the mounting groove 110, and preferably, a groove 113 is formed on the bottom wall of the mounting groove 110, and the mounting bracket 120 is disposed in the groove 113 so as to provide a larger space for the rotation of the cam structure 310. The two mounting brackets 120 are arranged at a certain distance, the two mounting brackets 120 are fixed on the base 100, a connecting seat 121 is formed on the mounting brackets 120, the connecting seat is connected with a connecting shaft 312 of the cam structure 310, preferably, the connecting seat 121 is of a C-shaped groove structure, and the connecting shaft 312 can be clamped into the connecting seat 121 and can rotate in the connecting seat 121.
As shown in fig. 6, the connector 320 has an elongated plate structure, and a first connecting portion 321 and a second connecting portion 322 are respectively disposed at two ends of the connector 320, where the first connecting portion 321 is used for connecting with the connecting rod 313, and the second connecting portion 322 is used for connecting with the push-pull member 330. Preferably, the first connection portion 321 is configured as a C-shaped groove structure, such that the connection rod 313 can be snapped into the first connection portion 321, and the connection rod 313 can rotate within the first connection portion 321, preferably, an opening of the C-shaped groove structure is oriented perpendicular to an extending direction of the connection member 320. The first connecting portion 321 is configured as a C-shaped groove structure, which is also convenient for assembling and disassembling the connecting rod 313. Preferably, the second connecting portion 322 is also configured as a C-shaped groove structure to facilitate connection with the push-pull member 330. Further, the opening of the second connecting portion 322 is opposite to the opening of the first connecting portion 321. Preferably, a guiding structure may be further provided on the connector 320 for guiding the movement of the connector 320, for example, the guiding structure may be a through hole provided on the connector 320, the through hole extending along the extending direction of the connector 320.
As shown in fig. 7, the push-pull member 330 has an elongated plate structure, and a third connecting portion 331 is disposed at a first end of the push-pull member 330, and the third connecting portion 331 is connected to the second connecting portion 322 of the connecting member 320. Preferably, the third connecting portion 331 has a rod-shaped structure, so that the third connecting portion 331 can be clamped into the second connecting portion 322 and can rotate relative to the second connecting portion 322. Further, in other embodiments, the second connecting portion 322 may be configured as a rod-shaped structure, and the third connecting portion 331 may be configured as a C-shaped groove structure. The second end of the push-pull member 330 is provided with an operation portion 332, and the operation portion 332 is operated by an operator, preferably, the operation portion 332 is formed by bending at the second end of the push-pull member 330. Further, the push-pull member 330 is further provided with a guide hole 333, and the guide hole 333 is an elongated through hole formed along the extending direction of the push-pull member 330, and cooperates with the related structure on the base 100 to guide the movement of the push-pull member 330.
As shown in fig. 3, the base 100 is further provided with a communication hole 130, and the communication hole 130 communicates with the outside of the base 100 in a radial direction of the mounting groove 110, and the communication hole 130 is located on a line perpendicular to a line connecting the two mounting brackets 120, preferably on a midpoint of the line connecting the two mounting brackets 120. The push-pull member 330 can pass through the communication hole 130 such that a portion thereof near a first end is located inside the mounting groove 110, a portion thereof near a second end is located outside the mounting groove 110, and the push-pull member 330 can reciprocate in an extending direction thereof. Preferably, as shown in fig. 2, a guide block 140 is disposed on the base 100 at a position corresponding to the communication hole 130, and the guide block 140 can extend into a guide hole 333 on the push-pull member 330 and cooperate with the guide hole 333 to guide the movement of the push-pull member 330. Further, a notch 131 is provided at a position of the base 100 where the communication hole 130 is provided, and the notch 131 is configured to accommodate the operation portion 332 of the push-pull member 330 so as not to protrude to the outside of the base 100.
Preferably, in other embodiments, the push-pull member 330 may be directly connected to the cam structure 310, that is, the driving mechanism 300 includes a cam structure 310 and a push-pull member 330, where the push-pull member 330 is connected to the cam structure 310 and can apply a pushing force or a pulling force to rotate the cam structure 310 through the push-pull member 330.
After the installation of the filter screen lifting structure provided by the invention is completed, the surface, close to the base 100, of the lifting disk 200 is contacted with the two cams 311 of the cam structure 310, as shown in fig. 2, when the cam structure 310 is in the first position, the lifting disk 200 is positioned in the installation groove 110 of the base 100. At this time, the push-pull member 330 is pulled to drive the cam structure 310 to rotate, so that the cam structure 310 rotates from the first position to the second position, and in the rotating process, the cam structure 310 can jack up the lifting disc 200 to lift up, so that a part of the structure of the lifting disc 200 extends out of the mounting groove 110, and the lifting action of the lifting disc 200 is completed. The push-pull member 330 is then pushed to rotate the cam structure 310 from the second position to the first position, and the lifting plate 200 can be lowered under the action of gravity, so that the lifting plate 200 falls into the mounting groove 110, and the lowering operation of the lifting plate 200 is completed.
The invention further provides an air purifier, wherein a filter screen installation cavity for installing a filter screen is arranged in the air purifier, and the bottom of the filter screen installation cavity is provided with the filter screen lifting structure. The filter screen lifting structure can drive the filter screen to ascend or descend in the filter screen installation cavity so as to facilitate the disassembly and assembly of the filter screen and compress the filter screen through ascending, so that the sealing performance of the filter screen installation is better.
According to the filter screen lifting structure provided by the invention, the cam structure is driven to rotate in a pulling or pushing mode, so that the lifting disk is driven to lift. The lifting disk is controlled to lift and support through the cam structure, so that the problem of support failure is avoided, and the reliability of the filter screen lifting structure is improved. In addition, through the mode operation of pulling or pushing, the operation difficulty is also reduced, and the user is more convenient when changing the filter screen.
It is easy to understand by those skilled in the art that the above preferred embodiments can be freely combined and overlapped without conflict.
It will be understood that the above-described embodiments are merely illustrative and not restrictive, and that all obvious or equivalent modifications and substitutions to the details given above may be made by those skilled in the art without departing from the underlying principles of the invention, are intended to be included within the scope of the appended claims.
Claims (5)
1. A filter screen lifting structure is characterized by comprising a base, a lifting disk and a driving mechanism, wherein the lifting disk and the driving mechanism are movably arranged on the base,
the driving mechanism comprises a cam structure and a push-pull piece, the push-pull piece can control the cam structure to rotate through pushing or pulling actions, and the cam structure drives the lifting disc to lift through rotation;
the cam structure comprises a cam, a connecting shaft and a connecting rod, wherein one or more cams are arranged, the connecting shaft is used as a rotating shaft of the cam to be connected to the rotating center of the cam, and the connecting rod is connected to the cam in parallel with the connecting shaft;
the cams are arranged in a plurality, and the connecting shaft and the connecting rod are arranged between two adjacent cams;
the base is provided with a mounting groove, a mounting bracket for mounting the cam structure is arranged in the mounting groove, and the connecting shaft is rotatably mounted on the mounting bracket;
the push-pull piece is of a long structure, a first end of the push-pull piece is provided with a third connecting part which is used for being connected with the cam structure, a second end of the push-pull piece is provided with an operating part, and pushing force or pulling force is applied through the operating part;
a groove is formed on the bottom wall of the mounting groove, and the mounting bracket is arranged in the groove so as to provide space for rotation of the cam structure;
the base is provided with a communication hole, the push-pull piece can penetrate through the communication hole to enable the first end of the push-pull piece to be located in the mounting groove, and the second end of the push-pull piece is located outside the mounting groove;
the driving mechanism further comprises a connecting piece, the third connecting portion is connected with the cam structure through the connecting piece, the connecting piece is of a long structure, a first connecting portion and a second connecting portion are respectively arranged at two ends of the connecting piece, the first connecting portion is used for being connected with the connecting rod, and the second connecting portion is used for being connected with the third connecting portion.
2. The filter screen lifting structure according to claim 1, wherein the push-pull member has a plate-like structure, a guide hole is formed in the push-pull member, a guide block is arranged on the base, and the guide hole cooperates with the guide block to guide movement of the push-pull member.
3. The filter screen lifting structure according to claim 1, wherein the lifting disk is installed in the installation groove in a lifting manner, and comprises a plate-shaped body, the edge of the body is provided with a connecting foot for connecting with the base, the connecting foot is perpendicular to the body and extends towards the first side of the body, a clamping block is arranged at a part of the connecting foot away from the body, and the clamping block is matched with the installation structure on the base to realize clamping;
the mounting structure comprises a mounting hole arranged on the side wall of the mounting groove, and the clamping block can be clamped into the mounting hole and can slide along the mounting hole in the up-down direction.
4. A screen lifting structure as recited in claim 3, wherein the lifting pan further comprises a side plate disposed between two adjacent connecting legs along an edge of the body, the side plate being engaged with a wall of the mounting groove to guide lifting of the lifting pan; and/or the number of the groups of groups,
the lifting disc further comprises a second guide part, the second guide part comprises a cylindrical structure arranged on the body, and the second guide part is matched with the guide structure on the base to guide the lifting of the lifting disc;
the bottom wall of the mounting groove is provided with a first guide part, the guide structure comprises the first guide part arranged on the bottom wall of the mounting groove, and the first guide part can be inserted into the second guide part and can move relative to the second guide part.
5. An air purifier comprising a filter screen, and further comprising a filter screen lifting structure according to any one of claims 1 to 4, wherein the filter screen lifting structure is used for driving the filter screen to lift.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810661472.XA CN108662742B (en) | 2018-06-25 | 2018-06-25 | Filter screen lifting structure and air purifier comprising same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810661472.XA CN108662742B (en) | 2018-06-25 | 2018-06-25 | Filter screen lifting structure and air purifier comprising same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108662742A CN108662742A (en) | 2018-10-16 |
| CN108662742B true CN108662742B (en) | 2024-02-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810661472.XA Active CN108662742B (en) | 2018-06-25 | 2018-06-25 | Filter screen lifting structure and air purifier comprising same |
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| Country | Link |
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| CN (1) | CN108662742B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11320156B2 (en) * | 2018-09-30 | 2022-05-03 | Zhejiang Shaoxing Supor Domestic Electrical Appliance Co., Ltd | Air purifier |
| CN109847488B (en) * | 2019-02-28 | 2020-05-26 | 珠海格力电器股份有限公司 | Filter screen elevation structure and air purifier |
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| EP2908067B1 (en) * | 2014-02-18 | 2022-04-13 | Blueair AB | Air purifier device with coupling mechanism |
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| CN104548717A (en) * | 2014-12-31 | 2015-04-29 | 广东美的制冷设备有限公司 | Lifting plate structure of purifier and air purifier |
| CN207487100U (en) * | 2017-10-24 | 2018-06-12 | 西安康鸿环保科技有限公司 | Strainer lifting structure and air purifier |
| CN208652885U (en) * | 2018-06-25 | 2019-03-26 | 珠海格力电器股份有限公司 | Strainer lifting structure and air purifier including it |
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|---|---|
| CN108662742A (en) | 2018-10-16 |
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